MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Genetic Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
DpnI cuts ________ strands. |
| A. | methylated |
| B. | non-methylated |
| C. | phosphorylated |
| D. | non-phosphorylated |
| Answer» B. non-methylated | |
| 2. |
What is the function of ung gene? |
| A. | It is responsible for deamination of cytosine |
| B. | It is responsible for deamination of uracil |
| C. | It is responsible for removal of uracil |
| D. | It is responsible for removal of cytosine |
| Answer» D. It is responsible for removal of cytosine | |
| 3. |
In a phosphothiorate nucleotide, oxygen atom is replaced by with atom? |
| A. | Magnesium |
| B. | Calcium |
| C. | Sodium |
| D. | Sulphur |
| Answer» E. | |
| 4. |
Replication by first strand leads to the formation of mutated molecules and functional antibiotic resistant gene. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
Once second strand synthesis is carried out, it is introduced into the host. Host is having which mutation? |
| A. | mutS mutation |
| B. | mutD mutation |
| C. | mutE mutation |
| D. | mutG mutation |
| Answer» B. mutD mutation | |
| 6. |
If PCR is used to introduce random mutations rather than specific mutations, it is called as ___________ |
| A. | mutagenic PCR |
| B. | error-prone PCR |
| C. | random PCR |
| D. | general PCR |
| Answer» C. random PCR | |
| 7. |
PCR using the mutagenic primer and one of the flanking primers is used to carry out amplification and generates a product corresponding to the part of the gene. It is called as megaprimer. |
| A. | True |
| B. | False |
| Answer» B. False | |